Undeveloped green space and free-time physical activity in 11 to 13-year-old children
Crossref DOI link: https://doi.org/10.1186/s12966-015-0187-3
Published Online: 2015-02-21
Published Print: 2015-12
Update policy: https://doi.org/10.1007/springer_crossmark_policy
Janssen, Ian
Rosu, Andrei
License valid from 2015-02-21
Article History
Received: 6 June 2014
Accepted: 10 February 2015
First Online: 21 February 2015